[INFO] fetching crate flatdata 0.5.5...
[INFO] checking flatdata-0.5.5 against master#af4a5a13a15fa0c60e06321077ef452f769b42fd for pr-122960-3
[INFO] extracting crate flatdata 0.5.5 into /workspace/builds/worker-3-tc1/source
[INFO] validating manifest of crates.io crate flatdata 0.5.5 on toolchain af4a5a13a15fa0c60e06321077ef452f769b42fd
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+af4a5a13a15fa0c60e06321077ef452f769b42fd" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate flatdata 0.5.5
[INFO] finished tweaking crates.io crate flatdata 0.5.5
[INFO] tweaked toml for crates.io crate flatdata 0.5.5 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+af4a5a13a15fa0c60e06321077ef452f769b42fd" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 29 packages
[INFO] [stderr]       Adding bitflags v1.3.2 (latest: v2.5.0)
[INFO] [stderr]       Adding linux-raw-sys v0.4.13 (latest: v0.6.4)
[INFO] [stderr]       Adding memmap2 v0.5.10 (latest: v0.9.4)
[INFO] [stderr]       Adding redox_syscall v0.4.1 (latest: v0.5.1)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+af4a5a13a15fa0c60e06321077ef452f769b42fd" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+af4a5a13a15fa0c60e06321077ef452f769b42fd" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c402b5774d16ec560abb37579ef25e70717ef41cfc0a014926f848ff9e06b4fd
[INFO] running `Command { std: "docker" "start" "-a" "c402b5774d16ec560abb37579ef25e70717ef41cfc0a014926f848ff9e06b4fd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c402b5774d16ec560abb37579ef25e70717ef41cfc0a014926f848ff9e06b4fd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c402b5774d16ec560abb37579ef25e70717ef41cfc0a014926f848ff9e06b4fd", kill_on_drop: false }`
[INFO] [stdout] c402b5774d16ec560abb37579ef25e70717ef41cfc0a014926f848ff9e06b4fd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+af4a5a13a15fa0c60e06321077ef452f769b42fd" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b412a483c1d30e62eae6aa9d8dca7ab9fa68102aa69cfb4df03b24430dcda600
[INFO] running `Command { std: "docker" "start" "-a" "b412a483c1d30e62eae6aa9d8dca7ab9fa68102aa69cfb4df03b24430dcda600", kill_on_drop: false }`
[INFO] [stderr]     Checking same-file v1.0.6
[INFO] [stderr]     Checking diff v0.1.13
[INFO] [stderr]     Checking memmap2 v0.5.10
[INFO] [stderr]     Checking walkdir v2.5.0
[INFO] [stderr]     Checking flatdata v0.5.5 (/opt/rustwide/workdir)
[INFO] [stdout] error: the item `Struct` is imported redundantly
[INFO] [stdout]    --> src/arrayview.rs:54:9
[INFO] [stdout]     |
[INFO] [stdout] 52  |     use super::*;
[INFO] [stdout]     |         -------- the item `Struct` is already imported here
[INFO] [stdout] 53  |     use crate::{
[INFO] [stdout] 54  |         structs::Struct,
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]    --> src/lib.rs:150:54
[INFO] [stdout]     |
[INFO] [stdout] 150 | #![deny(missing_docs, missing_debug_implementations, warnings)]
[INFO] [stdout]     |                                                      ^^^^^^^^
[INFO] [stdout]     = note: `#[deny(unused_imports)]` implied by `#[deny(warnings)]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]    --> src/arrayview.rs:105:33
[INFO] [stdout]     |
[INFO] [stdout] 105 |             let view_copy = view.clone();
[INFO] [stdout]     |                                 ^^^^^^^^ help: remove this redundant call
[INFO] [stdout]     |
[INFO] [stdout]     = note: the type `[test::test::A]` does not implement `Clone`, so calling `clone` on `&[test::test::A]` copies the reference, which does not do anything and can be removed
[INFO] [stdout]     = note: `#[deny(noop_method_call)]` implied by `#[deny(warnings)]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]    --> src/arrayview.rs:113:33
[INFO] [stdout]     |
[INFO] [stdout] 113 |             let view_copy = view.clone();
[INFO] [stdout]     |                                 ^^^^^^^^ help: remove this redundant call
[INFO] [stdout]     |
[INFO] [stdout]     = note: the type `[test::test::A]` does not implement `Clone`, so calling `clone` on `&[test::test::A]` copies the reference, which does not do anything and can be removed
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 3 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `flatdata` (lib test) due to 4 previous errors
[INFO] running `Command { std: "docker" "inspect" "b412a483c1d30e62eae6aa9d8dca7ab9fa68102aa69cfb4df03b24430dcda600", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b412a483c1d30e62eae6aa9d8dca7ab9fa68102aa69cfb4df03b24430dcda600", kill_on_drop: false }`
[INFO] [stdout] b412a483c1d30e62eae6aa9d8dca7ab9fa68102aa69cfb4df03b24430dcda600